Research Article
Research on Fracture Toughness of C120 Ultra-High-Performance Concrete in Kingkey Financial Center Project
| No. | W/B | C | | S | G1 | G2 | Polycarboxylic acid additive | Fibers |
| 1 | 0.17 | 550 | 150 | 750 | 285 | 665 | 2.5% | No fiber | 2 | 0.17 | 550 | 150 | 750 | 285 | 665 | 2.5% | Long fiber, 1 kg/m3 | 3 | 0.17 | 550 | 150 | 750 | 285 | 665 | 2.5% | Long fiber, 2 kg/m3 | 4 | 0.17 | 550 | 150 | 750 | 285 | 665 | 2.5% | Short fiber, 2 kg/m3 |
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